157851178

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1\times {\mathrm{647}}^1$

素因数の和:1461

約数の個数: 16

約数和(自身を含む): 238723200

約数和(自身を除く): 80872022

約数列:

[1, 2, 199, 398, 613, 647, 1226, 1294, 121987, 128753, 243974, 257506, 396611, 793222, 78925589, 157851178]

約数ペア:

[(1, 157851178), (2, 78925589), (199, 793222), (398, 396611), (613, 257506), (647, 243974), (1226, 128753), (1294, 121987)]